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NJM7824FA
Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Regulator
- Characteristics:
- Fixed output voltage of +24V
- Low dropout voltage
- High ripple rejection ratio
- Thermal shutdown protection
- Package: TO-220F
- Essence: Linear voltage regulator
- Packaging/Quantity: Tape and reel, 2,500 units per reel
Specifications
- Input Voltage Range: 7V to 35V
- Output Voltage: +24V
- Output Current: Up to 1A
- Dropout Voltage: 2V (typical)
- Ripple Rejection Ratio: 70dB (typical)
- Operating Temperature Range: -40°C to +125°C
Pin Configuration
The NJM7824FA has a standard three-pin configuration:
- Input (VIN): Connects to the input voltage source.
- Ground (GND): Connected to the ground reference.
- Output (VOUT): Provides the regulated +24V output.
Functional Features
- Voltage Regulation: The NJM7824FA maintains a constant output voltage of +24V regardless of changes in the input voltage or load conditions.
- Low Dropout Voltage: The regulator operates with a low dropout voltage, minimizing power dissipation and maximizing efficiency.
- Ripple Rejection: It exhibits high ripple rejection, reducing noise and ensuring a stable output voltage.
- Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, preventing damage due to excessive temperature.
Advantages and Disadvantages
Advantages: - Stable output voltage - Low dropout voltage - High ripple rejection ratio - Thermal shutdown protection ensures safety
Disadvantages: - Limited output current capacity (up to 1A)
Working Principles
The NJM7824FA is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the reference voltage with a fraction of the output voltage and adjusts the pass transistor accordingly to maintain a constant output voltage.
Application Field Plans
The NJM7824FA is commonly used in various applications, including: - Power supplies for industrial equipment - Automotive electronics - Audio amplifiers - Battery chargers - Instrumentation systems
Alternative Models
- LM7824: Similar specifications and pin configuration, offered by Texas Instruments.
- MC7824: Equivalent voltage regulator IC manufactured by ON Semiconductor.
- UA7824: Alternative model provided by Fairchild Semiconductor.
These alternative models offer similar functionality and can be used as substitutes for the NJM7824FA.
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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng NJM7824FA sa mga teknikal na solusyon
Sure! Here are 10 common questions and answers related to the application of NJM7824FA in technical solutions:
Q: What is NJM7824FA? A: NJM7824FA is a voltage regulator IC that provides a fixed output voltage of +24V.
Q: What is the input voltage range for NJM7824FA? A: The input voltage range for NJM7824FA is typically between +27V and +35V.
Q: What is the maximum output current of NJM7824FA? A: The maximum output current of NJM7824FA is 1A.
Q: Can NJM7824FA handle higher input voltages than +35V? A: No, it is not recommended to exceed the maximum input voltage range of +35V for NJM7824FA.
Q: Is NJM7824FA suitable for both AC and DC input voltages? A: Yes, NJM7824FA can handle both AC and DC input voltages.
Q: Does NJM7824FA require any external components for operation? A: Yes, NJM7824FA requires input and output capacitors for stable operation. Refer to the datasheet for recommended values.
Q: Can NJM7824FA be used in automotive applications? A: Yes, NJM7824FA is suitable for automotive applications as long as the input voltage does not exceed its maximum limit.
Q: What is the thermal resistance of NJM7824FA? A: The thermal resistance of NJM7824FA is typically around 50°C/W.
Q: Can NJM7824FA be used in parallel to increase the output current? A: No, NJM7824FA is not designed to be used in parallel. It is recommended to use a higher current-rated voltage regulator for higher output currents.
Q: Is NJM7824FA available in different package types? A: Yes, NJM7824FA is available in various package types such as TO-220, TO-252, and DPAK.
Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's recommendations for NJM7824FA.